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OpenStudy (malaya):
Will Medal ! Evaluate the following expression using the values given. Find 2x2 - 2z4 + y2 - x2 + z4 if x = -4, y = 3, and z = 2. Numerical Answers Expected!
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OpenStudy (alekos):
Well why don't you just substitute and see what you get?
OpenStudy (watermelon_talk):
PEMDAS
OpenStudy (brooke2353):
really all you do is just plug them in
OpenStudy (watermelon_talk):
2*-4*2-2*2*4+3*2-4*2+2*4
OpenStudy (watermelon_talk):
is that right @brooke2353
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OpenStudy (brooke2353):
yeah
OpenStudy (brooke2353):
now you just solve it
OpenStudy (watermelon_talk):
the answer is -26
OpenStudy (watermelon_talk):
-26 @malaya
OpenStudy (brooke2353):
yup
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